| Abbreviation | Definition |
|---|---|
| BB | BreadBoard |
| BB8 | Brian Baker- 8 |
| BBB | Big Bad Box |
| BBC | Backup Bus Controller |
| BBDR | Bio-Biblio-Data Recorder |
| BBHH | BEACH BUILDERS Home Hardware |
| BBQP | BroadBand demodulator, Q-channel input, Positive terminal |
| BBU | Battery Back-Up |
| BBWC | Battery-Backed Write Cache |
| BCA | Bridge Connection Adaptor |
| BCF | Binder Clip Fabric |
| BCIS | Business Computing Information system |
| BCMSN | Building Cisco Multilayer Switch Networks |
| BCV | Business Continuation Volume |
| BD | Blu-ray Disc |
| BDC | Bad Design Concept |
| BDD | Business Desktop Deployment |
| BDI | Black Digital Interface |
| BDO | Bi-Directional Override |
| BDTL | Bluray Disc Triple Layer |